恐龙灭绝是因为它们没有太空计划。如果我们因为没有太空计划而灭绝,那是我们活该!
Life is a journey, and love is what makes that journey worthwhile.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
有机农业不是退步,而是在质量和责任上的飞跃。